TRIGUNDUM a place in the territory of the Callaici Lucenses, in Gallaecia. (Hispania Tarraconensis). (Itin. Ant. p. 424.) Variously identified with Berreo and Arandon. [T.H.D] [p. 2.1231]
Dictionary of Greek and Roman Geography, illustrated by numerous engravings on wood. William Smith, LLD. London. Walton and Maberly, Upper Gower Street and Ivy Lane, Paternoster Row; John Murray, Albemarle Street. 1854.